5cb08291bf
Refine the global variable usage, eliminating double underscore prefixes and trusting that static global variables will exist in the object where the class was created. Got rid of that nasty NSApplication extension hack that was previously in use. Signed-off-by: Christopher Snowhill <kode54@gmail.com>
75 lines
2.5 KiB
Objective-C
75 lines
2.5 KiB
Objective-C
//
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// SpotlightPlaylistEntry.m
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// Cog
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//
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// Created by Matthew Grinshpun on 11/02/08.
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// Copyright 2008 Matthew Leon Grinshpun. All rights reserved.
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//
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#import "SpotlightPlaylistEntry.h"
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// dictionary that lets us translate from and mdKey to an entryKey
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// if we need the help of a transformer, we use an nsarray
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// with format (entryKey, transformerName)
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static NSDictionary *importKeys;
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extern NSPersistentContainer *kPersistentContainer;
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@implementation SpotlightPlaylistEntry
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+ (void)initialize {
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// We need to translate the path string to a full URL
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NSArray *URLTransform =
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@[@"url", @"PathToURLTransformer"];
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// Extract the artist name from the authors array
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NSArray *artistTransform =
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@[@"artist", @"AuthorToArtistTransformer"];
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// Track numbers must sometimes be converted from NSNumber to NSString
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NSArray *trackTransform =
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@[@"spotlightTrack", @"NumberToStringTransformer"];
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importKeys = @{ @"kMDItemTitle": @"title",
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@"kMDItemAlbum": @"album",
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@"kMDItemAudioTrackNumber": trackTransform,
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@"kMDItemRecordingYear": @"year",
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@"kMDItemMusicalGenre": @"genre",
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@"kMDItemDurationSeconds": @"spotlightLength",
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@"kMDItemPath": URLTransform,
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@"kMDItemAuthors": artistTransform };
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}
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+ (PlaylistEntry *)playlistEntryWithMetadataItem:(NSMetadataItem *)metadataItem {
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PlaylistEntry *entry = [NSEntityDescription insertNewObjectForEntityForName:@"PlaylistEntry" inManagedObjectContext:kPersistentContainer.viewContext];
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entry.deLeted = YES;
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// loop through the keys we want to extract
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for(NSString *mdKey in importKeys) {
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id importTarget = [importKeys objectForKey:mdKey];
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// Just copy the object from metadata
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if([importTarget isKindOfClass:[NSString class]]) {
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[entry setValue:[metadataItem valueForAttribute:mdKey]
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forKey:importTarget];
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}
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// Transform the value in metadata before copying it in
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else if([importTarget isKindOfClass:[NSArray class]]) {
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NSString *importKey = [importTarget objectAtIndex:0];
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NSValueTransformer *transformer =
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[NSValueTransformer valueTransformerForName:[importTarget objectAtIndex:1]];
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id transformedValue = [transformer transformedValue:
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[metadataItem valueForAttribute:mdKey]];
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[entry setValue:transformedValue forKey:importKey];
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}
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// The importKeys dictionary contains something strange...
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else {
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NSString *errString =
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[NSString stringWithFormat:@"ERROR: Could not import key %@", mdKey];
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NSAssert(NO, errString);
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}
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}
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return entry;
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}
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@end
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